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Hóa 8        !" # $%&"'(    $) * + *  * $ ,("- #  #  . $ ,+ # " . ( #  . $$( / 0- . ("- #  ,1$2 34$5("6 7(3$% 89&:;1<$=<$9 % 89 ,!'(>$?@% 89?!7( A$<4BC'(>$?@% 897D 3$% 89$2 0E("6FG$ %0("HI I. Mục tiêu   " #  # $: J" # K . $ , # 8 . !" / ( . L / M&"L" # $( / (" / ("- #  * ?K # (" /  ("- # L # $ ,N(K # $ # 8 . $( / OP$( / QOR # 8 . $( / 0- . ("- # 8K . 4 $) # $( . " / K . $= # $ . S # 8 . $( / ? * Q ,N(M # $ # 8 . 8K . 4$) # ("- #  = J  + *  =O!F P!& *  # 8 .  K # $( / ("- # ? * JFN(M # $ # 8 . ( # ?K # $ / L J& *   # 0(" / I   M ,+ # K . $ # 8 . $( / ("- # M . $ # 0(" / S$- # $ #  . $ $( . " /  ,T) . 4K . $$- # $ #  . $$( / K . 4$) # L!" #  # 8 . $( /  ("- # ? *  # 0(" /  . "$) #  II. Phương pháp  UG?V'(?5@P030WPE %0 III. Chuẩn bị   XY!ZBP!V%0 :07(!W IV. Tiến trình lên lớp   [9\$A$F]I 708 !$^F_]I ,Y$-A$B$($2 K$5P34$5; ,"(`a $2 $-A$% b$; 3J0c  E$2 d E$2 8e 1 GV:K ô C ăn Sa Hóa 8  ] Hoạt động 11f1gf1U1hijXklmn XYo '(c$<$ 8% 89iE("H$2  ("6L<$&"L?6!  "(("H8:% ("6%$%% 89!5"( XYT5?DBC1&P  QP   p=<$9% 89$2 1&Yq= 8$<$34$58"?pD$ XYXcr(4 YDBC  Q1 QP1Q  P1 _ 1<$=<$9 ,N(c$<$8% 89siE ("6L<$&"L3$?c!  "(("H8:("6% $%% 89!t!5"( 1&P  QP   1&$%% 89sqgs$%% 89$%% 89sss % 89$2 q=3$=<$9&ssK ?9 p=<$9% 89$2 $<$ (S6% b$8$<$34 $5% XY"(?5@U6?c%0 ("Ho =<$9 ; XY?DBC =<$9% 89$2 $<$("6 8$<$34$5 (   Q _ P  Qp=<$9% 89 $2 $<$%0("HQ _ PQ XY7=<$9%0("H $%% 89! "( $2Bu ? LVM&"L$2 %0(" 2?c! "(("H8- ,vu ?u=<$9% 89$2  ("6?%0("H%  89&:;"($<$=<$9% 89 $2 ("6?%0("H; ,XY&(`$0E6("6 $%@(% 89L<$ ( ,=<$9 YDBC  Q ("H &"L?c("H -= $%% 89s ,1 Q1 &"L?cQ 1 $%% 89ss ,1Q   1&"L?cQ 11%% 89sY ,1 _ 1$%% 89sY   Q _ %0Q_$%% 89ss   Q%0Q$%% 8s T% 89&$6!7(9LVM &"L$2 ("H(S6?c ("H$2 ("6L<$F  %0("HI ,% 89$2 0E("63$=<$ 9S% 89$2 8$b&00E K?9P-=&0 K?9 ,% 89$2 %0("HuK$=<$ 9!t! "(("H8 &"L?c%0("H% ] Hoạt động 2:Nklw1Yx XY"($(>$&$-A$ $($2 34$5 ("6 2 GV:K ô C ăn Sa Hóa 8  = J  ,Xa H<89$2 ("6 & ?% 89$2 ("6J& ! ,pV&(y:03$$<$<89 =× ?× b.Y06&" h ệ gi aữ N(>$% 89  <89%6?c$<$34$5 3$W!V ( =× a × b 1Q  1 FQI    XY<$<$D$=× a? × b .8$<$8o348" XY-!<N(>$Z  $VLG$J&0E%0 ("H ,1Z`N(>$$2(3$ ?yBC$34$5?-$K ,E%04Z =× a × b 1Q  ×sY ×ss 1 FQI  ×ss ×s   ×sss ×s 88o34$5 = J  b  !P&% 89$2 ("6?J $% - HS: "('(>$% 89 =× a = × b z8$-A$% b$D$$( / ${ 6?% 89$2 ("6!tD$ $2 ${6?% 89$2 ("6L  | Hoạt động 3 Y}v~X XYU !y4?yBC ?DBCD% 89$2 >8 34$5•S1&  $!1&$%%  89s ,3upD% 89$2 &( (€834$5RQ   Jy4$!% 89$2 8 &s$2 Qgs&ss p=<$9% 89$2 $<$(" 6FG$%0("H8$<$ D% 89$2 0E("6 ,Xb% 89$2 >&  $% = O=s O  x Osss >834$5•S1&  $%% 89 sss ,b% 89$2 &  = O=ss O  xII  OYs8Q  $%% 89Ys 3 GV:K ô C ăn Sa Hóa 8 $-A$ (I   Q  !  Q |  $iQ  B•  S&1&   XV??W!y4 _12$6F_]I,XYU !y48>$r0$&0 ,U@$<$‚D$34?$<$$)( ( ƒ% 89&$6!7(9„„„„„„$2 „„„„„("6  „„„„„?%„„„„„„„„„„("6L<$% 89$2 0E „„„„„„„„ „„„„„„„3$=<$9S„„„„$2 8 $b&0K?9?„„„„„„$2 q=&K?9ƒ ,D% 89$2 $<$("6 (J%0Q  $%% 89s?%0 1Q  $%<89ss ,J FQ  I  P•SFQ  I  P1(1Q  PT  1Q   |BGBeF]I,b$!$^SL ,T0!y4PPP_ ,!y4J , 4 GV:K ô C ăn Sa Hóa 8 5 GV:K ô C ăn Sa . E$2 8e 1 GV:K ô C ăn Sa Hóa 8  ] Hoạt động 11f1gf1U1hijXklmn XYo '(c$<$  8 %  89 iE("H$2.  89 sqgs$%%  89 $%%  89 sss %  89 $2 q=3$=<$9&ssK ?9 p=<$9%  89 $2 $<$ (S6% b$ 8 $<$34

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